See part B1 in the diagram

ASSM-T/B MULCH DECK 1903386

Works with your model 34021!

$238.55

Works with your model 34021!

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This part works with the following brands:

This part works with the following products:

Part# 1903386 replaces these:

1901960, 1903386,

This part works with the following models:

ERP Number: ERP18442618
Manufacturer Part Number: 1903386

Brand	Model Number	Description
Troy-Bilt	34020	Lawn Mower - 4hp-21-Inch Push
Troy-Bilt	340204HP	Lawn Mower - 34020 4hp-21 Push Mower (S/N 340200100101-3402003999999)
Troy-Bilt	34021	Cultivator - 4HP-21&#34 Single (ADJ.) Speed S.P. Mower
Troy-Bilt	340214HP	Lawn Mower - """34021 4hp-21"""" Single (Adj.) Speed S.P. Mower"""
Troy-Bilt	34022	Cultivator - 5HP-21&#34 Var. Speed S.P.
Troy-Bilt	340225HP	Lawn Mower - 34022 5hp-21 Var. Speed Mower
Troy-Bilt	34023	Cultivator - 5HP-21&#34 Var. Speed S.P.
Troy-Bilt	340235HP	Lawn Mower - 34023 5hp-21 Var. Speed S.P. Mower
Troy-Bilt	34024	Lawn Mower - 5.5hp-21-Inch Bbc Var. S.P
Troy-Bilt	3402455HP	Lawn Mower - 34024 5.5hp-21 Bbc Var. S.P Mower. (S/N 3402401xxxxx)
Troy-Bilt	34311	Lawn Mower - 5.5hp-21-Inch Bbc Var. S.P
Troy-Bilt	3431155HP	Lawn Mower - Mulching Mower Bbc Var. S.P. (S/N 343110100101-343110499999)
Troy-Bilt	34313	Lawn Mower - (S/N 0100101-0299999) 5.5HP-21&#34 BBC&#39World Cup&#34 Mulching Mower
Troy-Bilt	3431355HP	Lawn Mower - Walk-Behind Mower World Cup (S/N 343130100101-343130299999)
Craftsman	88987	Lawn Mower - Lawn Mower